---> uname -a: Linux prd-centos8-docker-4c-4g-4199.novalocal 4.18.0-500.el8.x86_64 #1 SMP Wed Jun 28 00:07:07 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 4 On-line CPU(s) list: 0-3 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 4 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2800.000 BogoMIPS: 5600.00 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-3 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities ---> nproc: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 7.7G 0 7.7G 0% /dev tmpfs 7.7G 0 7.7G 0% /dev/shm tmpfs 7.7G 17M 7.7G 1% /run tmpfs 7.7G 0 7.7G 0% /sys/fs/cgroup /dev/vda1 80G 12G 69G 15% / tmpfs 1.6G 0 1.6G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15761 1094 10794 20 3871 14315 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:5d:1b:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.54/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 85916sec preferred_lft 85916sec inet6 fe80::f816:3eff:fe5d:1b68/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:16:36:92:45 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever inet6 fe80::42:16ff:fe36:9245/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/22/2026 _x86_64_ (4 CPU) 13:06:09 LINUX RESTART (4 CPU) 01:07:02 PM tps rtps wtps bread/s bwrtn/s 01:08:01 PM 63.88 0.34 63.54 33.07 4748.51 01:09:01 PM 179.32 4.83 174.49 444.79 13023.56 01:10:02 PM 110.43 1.67 108.77 730.01 8912.58 01:11:01 PM 21.57 0.00 21.57 0.00 3040.02 01:12:01 PM 74.91 0.85 74.06 96.23 16240.79 01:13:01 PM 1211.08 95.07 1116.01 1697.58 30743.38 01:14:01 PM 56.86 24.11 32.76 479.71 1822.26 Average: 246.39 18.21 228.18 499.61 11253.35 01:07:02 PM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 01:08:01 PM 13374208 15116968 2765108 17.13 2688 1959884 1097200 6.38 139344 2271196 137988 01:09:01 PM 12584612 14627196 3554704 22.03 2688 2247472 1668648 9.71 159708 2984640 92840 01:10:02 PM 11548600 13759504 4590716 28.44 2688 2412312 2760992 16.06 203972 3955768 56 01:11:01 PM 11176356 13730412 4962960 30.75 2688 2746416 2795896 16.27 204076 4295140 258140 01:12:01 PM 11272700 14123748 4866616 30.15 2688 3028720 1904940 11.08 395464 3971920 85052 01:13:01 PM 10009208 13549072 6130108 37.98 2688 3529160 1980644 11.52 445480 4761160 6768 01:14:01 PM 11036288 14639440 5103028 31.62 2688 3586884 1294828 7.53 657508 3526928 39580 Average: 11571710 14220906 4567606 28.30 2688 2787264 1929021 11.22 315079 3680965 88632 01:07:02 PM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 01:08:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:08:01 PM eth0 67.11 43.00 988.14 6.77 0.00 0.00 0.00 0.00 01:08:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:09:01 PM eth0 143.05 117.78 1516.57 27.60 0.00 0.00 0.00 0.00 01:09:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:02 PM lo 0.15 0.15 0.01 0.01 0.00 0.00 0.00 0.00 01:10:02 PM eth0 185.49 155.81 2144.18 18.99 0.00 0.00 0.00 0.00 01:10:02 PM docker0 0.07 0.17 0.00 0.02 0.00 0.00 0.00 0.00 01:10:02 PM veth25640b3 0.07 0.27 0.00 0.03 0.00 0.00 0.00 0.00 01:11:01 PM lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 01:11:01 PM eth0 165.71 75.40 2211.95 6.18 0.00 0.00 0.00 0.00 01:11:01 PM docker0 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 01:11:01 PM veth25640b3 0.17 0.24 0.01 0.01 0.00 0.00 0.00 0.00 01:12:01 PM lo 7.13 7.13 5.23 5.23 0.00 0.00 0.00 0.00 01:12:01 PM eth0 100.73 84.19 769.61 961.26 0.00 0.00 0.00 0.00 01:12:01 PM docker0 3.20 2.97 4.08 0.43 0.00 0.00 0.00 0.00 01:13:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:13:01 PM eth0 122.86 81.70 1015.56 14.03 0.00 0.00 0.00 0.00 01:13:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 PM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:14:01 PM eth0 24.89 20.29 53.18 44.49 0.00 0.00 0.00 0.00 01:14:01 PM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.06 1.06 0.75 0.75 0.00 0.00 0.00 0.00 Average: eth0 115.69 82.71 1241.01 154.90 0.00 0.00 0.00 0.00 Average: docker0 0.49 0.47 0.59 0.07 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-500.el8.x86_64 (centos-stream-8-docker-35e3e635-7ea0-4115-9f61-813d979b482a.nova) 10/22/2026 _x86_64_ (4 CPU) 13:06:09 LINUX RESTART (4 CPU) 01:07:02 PM CPU %user %nice %system %iowait %steal %idle 01:08:01 PM all 10.26 0.00 1.02 0.28 0.00 88.44 01:08:01 PM 0 3.93 0.00 0.83 0.24 0.00 95.00 01:08:01 PM 1 21.82 0.00 1.95 0.39 0.00 75.84 01:08:01 PM 2 11.68 0.00 0.88 0.39 0.00 87.05 01:08:01 PM 3 3.62 0.00 0.42 0.08 0.00 95.88 01:09:01 PM all 19.20 0.00 1.80 0.99 0.02 78.00 01:09:01 PM 0 11.56 0.00 1.70 1.35 0.02 85.36 01:09:01 PM 1 30.36 0.00 1.89 0.68 0.02 67.05 01:09:01 PM 2 22.13 0.00 1.94 0.82 0.02 75.10 01:09:01 PM 3 12.72 0.00 1.66 1.10 0.02 84.50 01:10:02 PM all 16.90 0.00 1.05 0.57 0.01 81.48 01:10:02 PM 0 18.21 0.00 0.77 0.37 0.02 80.64 01:10:02 PM 1 17.12 0.00 0.75 0.22 0.00 81.91 01:10:02 PM 2 14.39 0.00 1.54 1.31 0.02 82.74 01:10:02 PM 3 17.85 0.00 1.13 0.38 0.00 80.63 01:11:01 PM all 2.54 0.00 0.95 0.11 0.00 96.40 01:11:01 PM 0 2.89 0.00 0.77 0.03 0.00 96.31 01:11:01 PM 1 2.55 0.00 0.92 0.03 0.00 96.49 01:11:01 PM 2 2.47 0.00 1.00 0.27 0.00 96.25 01:11:01 PM 3 2.23 0.00 1.12 0.10 0.00 96.55 01:12:01 PM all 27.92 0.09 2.50 0.54 0.01 68.95 01:12:01 PM 0 29.75 0.20 1.87 0.72 0.00 67.46 01:12:01 PM 1 28.71 0.07 2.25 0.12 0.02 68.85 01:12:01 PM 2 26.12 0.05 3.75 1.11 0.02 68.95 01:12:01 PM 3 27.08 0.03 2.13 0.20 0.02 70.54 01:13:01 PM all 24.40 0.00 8.87 11.36 0.02 55.35 01:13:01 PM 0 17.02 0.00 8.24 10.74 0.03 63.97 01:13:01 PM 1 25.11 0.00 9.41 10.80 0.02 54.67 01:13:01 PM 2 16.06 0.00 9.15 11.18 0.02 63.59 01:13:01 PM 3 39.40 0.00 8.69 12.74 0.02 39.16 01:14:01 PM all 36.62 0.00 1.90 0.48 0.00 60.99 01:14:01 PM 0 25.50 0.00 1.50 0.38 0.00 72.61 01:14:01 PM 1 40.76 0.00 2.44 0.57 0.00 56.23 01:14:01 PM 2 54.49 0.00 2.09 0.48 0.00 42.94 01:14:01 PM 3 25.76 0.00 1.57 0.50 0.00 72.17 Average: all 19.74 0.01 2.58 2.04 0.01 75.62 Average: 0 15.60 0.03 2.24 1.97 0.01 80.15 Average: 1 23.83 0.01 2.80 1.82 0.01 71.54 Average: 2 21.13 0.01 2.90 2.21 0.01 73.74 Average: 3 18.41 0.00 2.38 2.15 0.01 77.05